L_TwainGetNumOfCapsInFile

#include "lttw2.h"

L_INT EXT_FUNCTION L_TwainGetNumOfCapsInFile (hSession, hFile, puCapCount)

HTWAINSESSION hSession;	/* handle to an existing TWAIN session */
HTWAINTEMPLATEFILE hFile;	/* handle to an existing template file */
L_UINT *puCapCount;	/* pointer to a variable */

Gets the number of stored capabilities from the specified file.

Parameter	Description
hSession	Handle to an existing TWAIN session. This handle is obtained by calling the L_TwainInitSession function.
hFile	Handle to an existing template file.
puCapCount	Pointer to a variable to be updated with the number of capabilities in the specified file.

Returns

SUCCESS	The function was successful.
! = SUCCESS	An error occurred. Refer to Return Codes.

Comments

The template file must be opened for reading by calling L_TwainOpenTemplateFile function.

Required DLLs and Libraries

LTTWN

For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application.

See Also

Functions:	L_TwainOpenTemplateFile, L_TwainAddCapabilityToFile, L_TwainGetCapabilityFromFile, L_TwainTemplateDlg, L_TwainCloseTemplateFile, L_TwainInitSession.
Topics:	Handling Template Files
	TWAIN Functionality: Capability Functions.

Example